```interface SomeBehavior { val someView: Some...

# announcements

[ubu]

interface SomeBehavior {
    val someView: SomeView
 
    fun someAction() {
        someView.doSomething()
    }
}

class MyActivity : AppCompatActivity(), SomeBehavior {
    override val someView = findViewById(...)
 
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        someAction()
    }